| Primary satellite | Secondary satellite |
| Name | CZ-6A DEB | COSMOS 2251 DEB |
| Spacetrack catalog number | 54480 | 34045 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 13:46 | 2024 Dec 22 18:32 |
| Time of closest approach (UTC) | 2024 Dec 29 16:32:09.605 |
| Minimum distance | 1.817 km |
| Height difference | 0.896 km |
| Relative speed | 14.665 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 67.0°N, 18.7°E |
| Height | 783 km |
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